CN216267652U - 3D prints and uses raw material mixing device - Google Patents

Abstract

The utility model discloses a raw material stirring device for 3D printing, which belongs to the technical field of 3D printing and comprises a base and a stirring barrel, wherein the stirring barrel is fixedly arranged above the base, and a damping mechanism and a mixing and stirring mechanism are respectively arranged above the base, hollow columns are fixedly arranged on two sides above the base, sliding grooves are fixedly arranged on two sides inside the hollow columns, sliding blocks are arranged inside the sliding grooves in a sliding manner, a supporting plate is fixedly arranged between the two sliding blocks together, and a damping spring is fixedly arranged inside the hollow columns close to the lower part of the supporting plate. According to the utility model, the hollow column, the chute, the slide block, the support plate, the support rod and the fixed block are arranged, so that the stirring barrel can be damped, when the stirring mechanism in the stirring barrel stirs and mixes raw materials, the damping mechanism can reduce the vibration generated by the stirring barrel, the influence on the mechanism in the device due to the excessive shaking of the stirring barrel is further prevented, and the integral stability of the device is further improved.

Description

3D prints and uses raw material mixing device

Technical Field

The utility model belongs to the technical field of 3D printing, and particularly relates to a raw material stirring device for 3D printing.

Background

With the advent of Fused Deposition Modeling (FDM), many thermoplastics are suitable for 3D printing, and in the prior art, injection molding materials are conventionally stirred before being used for 3D printing to achieve sufficient homogeneity.

Wherein, found by search, a patent No. CN202021474938.4 discloses a high-efficiency stirring device for 3D printing injection molding raw materials, which comprises a stirring cylinder, wherein the bottom wall of the stirring cylinder is provided with a base, the upper surface of the base is sunken downwards and is provided with a groove, the bottom of the groove is provided with a vertical through groove downwards, the bottom of the stirring cylinder is provided with a conveying pipe, the inside of the base is provided with a slide valve structure, the upper inlet of the slide valve structure is communicated with the through groove, and the lower outlet of the slide valve structure is communicated with the conveying pipe, the utility model solves the problems that the injection molding raw materials for 3D printing are inconvenient to take out quickly after stirring and can influence the subsequent printing work, when the stirring device is used, the injection molding raw materials which are fully stirred can be ensured to be taken out quickly through the cooperation effect of the slide valve structure arranged at the bottom of the stirring cylinder and a negative pressure pump, the subsequent printing work is convenient to carry out, and the working efficiency is obviously improved.

However, the research shows that: although the device can take out the inside raw materials of agitator fast in the use, can't get rid of the raw materials of agitator inner wall, can lead to the waste of raw materials when inner wall top raw materials adhesion is too much, can produce when inside rabbling mechanism uses and rock simultaneously current device, and then can lead to the device wholly to rock, lead to the instability of device, consequently provide a novel device and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems, the raw material stirring device for 3D printing is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a 3D prints and uses raw material mixing device, includes base and agitator, base top fixed mounting has the agitator, the base top is provided with damper and mixes rabbling mechanism respectively.

Preferably, the damper mechanism includes: hollow post, spout, slider, backup pad, bracing piece and fixed block, wherein, the equal fixed mounting in base top both sides has hollow post, the equal fixed mounting in the inside both sides of hollow post has the spout, the inside equal slip of spout is provided with the slider, two common fixed mounting has the backup pad between the slider, and hollow post is inside to be close to backup pad below fixed mounting has damping spring simultaneously, backup pad top fixed mounting has the bracing piece, bracing piece top fixed mounting has the fixed block, and agitator fixed mounting is between the fixed block simultaneously.

Preferably, the mixing and stirring mechanism includes: servo motor, dwang, bevel gear A, threaded rod, bevel gear B, movable block, scraping plate, guide bar, driving motor, puddler and stirring leaf, wherein, agitator top one side fixed mounting has servo motor, the dwang is installed through the output shaft that its self set up to servo motor one side, dwang outside one side fixed mounting has bevel gear A, the inside one side of agitator rotates and is provided with the threaded rod, threaded rod top fixed mounting has bevel gear B, is the interlock setting between bevel gear B and the bevel gear A simultaneously, the outside activity of threaded rod is provided with the movable block, the outside fixed mounting of movable block has the scraping plate, the inside opposite side fixed mounting of agitator has the guide bar, agitator top fixed mounting has driving motor, the puddler is installed through the output shaft that its self set up in the driving motor below, the equal fixed mounting in puddler both sides has the stirring leaf, and the stirring leaf is provided with the multiunit simultaneously.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the hollow column, the sliding chute, the sliding block, the supporting plate, the supporting rod and the fixing block are arranged, so that the stirring barrel can be damped, when the stirring mechanism in the stirring barrel stirs and mixes raw materials, the damping mechanism can reduce the vibration generated by the stirring barrel, the influence on the mechanism in the device due to the excessive shaking of the stirring barrel is further prevented, and the integral stability of the device is further improved.

2. According to the utility model, the servo motor, the rotating rod, the bevel gear A, the threaded rod, the bevel gear B, the movable block, the scraping plate, the guide rod, the driving motor, the stirring rod and the stirring blade are arranged, so that raw materials in the stirring barrel can be stirred more conveniently, and meanwhile, when the raw materials are adhered to the inner wall of the stirring barrel, the raw materials on the inner wall of the stirring barrel can be scraped through the structure, so that the raw materials are prevented from being adhered to the inner wall of the stirring barrel, and further, the waste of the raw materials is prevented.

Drawings

FIG. 1 is a schematic front view of the overall construction of the present invention;

FIG. 2 is a schematic diagram of an enlarged structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic perspective view of the scraping plate according to the present invention.

The labels in the figure are: 1. a base; 2. a hollow column; 201. a chute; 202. a slider; 203. a support plate; 204. a support bar; 205. a fixed block; 3. a stirring barrel; 301. a servo motor; 302. rotating the rod; 303. a bevel gear A; 4. a threaded rod; 401. a bevel gear B; 402. a movable block; 403. scraping a plate; 404. a guide bar; 5. a drive motor; 501. a stirring rod; 502. stirring the leaves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the utility model:

referring to fig. 1-3, a 3D printing raw material stirring device comprises a base 1 and a stirring barrel 3, wherein the stirring barrel 3 is fixedly mounted above the base 1, and a damping mechanism and a mixing and stirring mechanism are respectively arranged above the base 1.

Referring to fig. 1 and 2, in the present embodiment, the damper mechanism includes: hollow post 2, spout 201, slider 202, backup pad 203, bracing piece 204 and fixed block 205, wherein, the equal fixed mounting in base 1 top both sides has hollow post 2, the equal fixed mounting in the inside both sides of hollow post 2 has spout 201, spout 201 is inside to be slided and is provided with slider 202, common fixed mounting has backup pad 203 between two sliders 202, hollow post 2 is inside to be close to backup pad 203 below fixed mounting simultaneously has damping spring, stirring mixing mechanism when 3 inside of agitator is using, agitator 3 produces and rocks, and then make bracing piece 204 press to backup pad 203 department, when backup pad 203 is removing, slider 202 removes simultaneously in spout 201 inside simultaneously, the damping spring that the inside below of hollow post 2 set up at this moment cushions the pressure that backup pad 203 received, strengthen agitator 3's stability simultaneously.

Referring to fig. 1 and 2, in this embodiment, a support rod 204 is fixedly mounted above the support plate 203, a fixing block 205 is fixedly mounted above the support rod 204, and meanwhile, the stirring barrel 3 is fixedly mounted between the fixing blocks 205, and the fixing block 205 can fix the stirring barrel 3.

Referring to fig. 1 and 3, in the present embodiment, the mixing and stirring mechanism includes: a servo motor 301, a rotating rod 302, a bevel gear A303, a threaded rod 4, a bevel gear B401, a movable block 402, a scraping plate 403, a guide rod 404, a driving motor 5, a stirring rod 501 and a stirring blade 502, wherein the servo motor 301 is fixedly installed on one side above the stirring barrel 3, the rotating rod 302 is installed on one side of the servo motor 301 through an output shaft arranged on the servo motor, the bevel gear A303 is fixedly installed on one side outside the rotating rod 302, the threaded rod 4 is rotatably arranged on one side inside the stirring barrel 3, the bevel gear B401 is fixedly installed above the threaded rod 4, and the bevel gear B401 and the bevel gear A303 are arranged in an engagement manner, at the moment, the servo motor 301 is started to rotate the rotating rod 302 arranged on one side, the bevel gear A303 arranged outside the rotating rod 302 rotates at the same time, and the bevel gear B401 engaged with the bevel gear A303 rotates at the same time when the bevel gear A303 rotates, so as to rotate the threaded rod 4, then the rotation through threaded rod 4 makes movable block 402 remove in threaded rod 4 and guide bar 404 outside, and the scraping board 403 that the outside of movable block 402 set up at this moment strikes off the remaining impurity of agitator 3 inner wall, and then improves the convenience of device when using.

Referring to fig. 1 and 3, in this embodiment, a movable block 402 is movably disposed outside the threaded rod 4, a scraping plate 403 is fixedly disposed outside the movable block 402, a guide bar 404 is fixedly disposed on the other side inside the stirring barrel 3, a driving motor 5 is fixedly disposed above the stirring barrel 3, a stirring rod 501 is disposed below the driving motor 5 through its own output shaft, stirring blades 502 are fixedly disposed on both sides of the stirring rod 501, meanwhile, the stirring blades 502 are provided with a plurality of groups, when the raw materials to be stirred are poured into the stirring barrel 3 from the feeding hole arranged above the stirring barrel 3, at this time, the driving motor 5 is turned on to rotate the stirring rod 501 provided therebelow, meanwhile, the stirring blades 502 arranged on both sides of the stirring rod 501 rotate simultaneously by the rotation of the stirring rod 501, and then stir the raw materials that get into agitator 3 inside, will stir the raw materials that the back is accomplished and flow out from the valve.

Referring to fig. 1, in the present embodiment, the servo motor 301 and the driving motor 5 are both electrically connected to an external power source through wires, and are both provided with a control panel matched with the servo motor.

The working principle is as follows: when the raw material stirring device for 3D printing provided by the utility model is used, firstly, when the raw material to be stirred is poured into the stirring barrel 3 from the feeding hole arranged above the stirring barrel 3, the driving motor 5 is started to rotate the stirring rod 501 arranged below the stirring motor, the stirring blades 502 arranged at two sides of the stirring rod 501 are simultaneously rotated by the rotation of the stirring rod 501, the raw material entering the stirring barrel 3 is stirred, the stirred raw material flows out from the valve after the stirring is finished, at the moment, the servo motor 301 is started to rotate the rotating rod 302 arranged at one side of the stirring rod 302, the bevel gear A303 arranged outside the rotating rod 302 is simultaneously rotated, the bevel gear B401 meshed with the bevel gear A303 is simultaneously driven to rotate when the bevel gear A303 is rotated, the threaded rod 4 is further rotated, and then the movable block 402 is moved outside the threaded rod 4 and the guide rod 404 by the rotation of the threaded rod 4, at this moment, the scraping plate 403 arranged outside the movable block 402 scrapes off the residual impurities on the inner wall of the stirring barrel 3, and simultaneously when the stirring and mixing mechanism inside the stirring barrel 3 is used, the stirring barrel 3 is shaken, so that the supporting rod 204 is pressed to the supporting plate 203, when the supporting plate 203 is moved, the sliding block 202 is moved simultaneously inside the sliding groove 201, at the same time, the damping spring arranged below the inside of the hollow column 2 buffers the pressure received by the supporting plate 203, and meanwhile, the stability of the stirring barrel 3 is enhanced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (5)

1. The utility model provides a 3D prints and uses raw material mixing device, includes base (1) and agitator (3), its characterized in that are installed to base (1) top: and a damping mechanism and a mixing and stirring mechanism are respectively arranged above the base (1).

2. The raw material stirring apparatus for 3D printing according to claim 1, wherein: the damper mechanism includes: hollow post (2), spout (201), slider (202), backup pad (203), bracing piece (204) and fixed block (205), wherein, the equal fixed mounting in base (1) top both sides has hollow post (2), spout (201) are all installed to the inside both sides of hollow post (2), the inside equal activity of spout (201) is provided with slider (202), two install backup pad (203) between slider (202) jointly.

3. The raw material stirring apparatus for 3D printing according to claim 2, wherein: a supporting rod (204) is installed above the supporting plate (203), and a fixing block (205) is installed above the supporting rod (204).

4. The raw material stirring apparatus for 3D printing according to claim 1, wherein: the mixing and stirring mechanism comprises: servo motor (301), dwang (302), bevel gear A (303), threaded rod (4), bevel gear B (401), movable block (402), scrape board (403), guide bar (404), driving motor (5), puddler (501) and stirring leaf (502), wherein, servo motor (301) are installed to agitator (3) top one side, dwang (302) are installed through the output shaft of its self setting to servo motor (301) one side, bevel gear A (303) are installed to dwang (302) outside one side, agitator (3) inside one side is rotated and is provided with threaded rod (4), bevel gear B (401) are installed to threaded rod (4) top.

5. The raw material stirring apparatus for 3D printing according to claim 4, wherein: threaded rod (4) outside activity is provided with movable block (402), movable block (402) externally mounted has scraping board (403), guide bar (404) are installed to the inside opposite side of agitator (3), driving motor (5) are installed to agitator (3) top, puddler (501) are installed through the output shaft of its self setting in driving motor (5) below, stirring leaf (502) are all installed to puddler (501) both sides.

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